{
\def\sym#1{\ifmmode^{#1}\else\(^{#1}\)\fi}
\begin{tabular}{l*{9}{c}}
\hline\hline
                    &\multicolumn{9}{c}{Contamination in household drinking water}                                                                                  \\\cmidrule(lr){2-10}
                    &\multicolumn{1}{c}{(1)}   &\multicolumn{1}{c}{(2)}   &\multicolumn{1}{c}{(3)}   &\multicolumn{1}{c}{(4)}   &\multicolumn{1}{c}{(5)}   &\multicolumn{1}{c}{(6)}   &\multicolumn{1}{c}{(7)}   &\multicolumn{1}{c}{(8)}   &\multicolumn{1}{c}{(9)}   \\
\hline
Source contamination&       0.778***&       0.810***&       0.623***&       0.679***&       0.717***&       0.550***&       0.148***&       0.474***&       0.279***\\
                    &     (0.028)   &     (0.022)   &     (0.034)   &     (0.047)   &     (0.033)   &     (0.037)   &     (0.034)   &     (0.027)   &     (0.031)   \\
Source contamination x treated&      -0.024   &       0.026   &      -0.032   &       0.002   &       0.048   &      -0.018   &      -0.010   &      -0.012   &      -0.046   \\
                    &     (0.034)   &     (0.025)   &     (0.041)   &     (0.051)   &     (0.038)   &     (0.044)   &     (0.038)   &     (0.031)   &     (0.035)   \\
Treated             &       0.022   &       0.013   &       0.012   &       0.013   &       0.012***&       0.011   &      -0.024   &      -0.004   &       0.010   \\
                    &     (0.017)   &     (0.008)   &     (0.019)   &     (0.008)   &     (0.003)   &     (0.016)   &     (0.032)   &     (0.022)   &     (0.024)   \\
Constant            &       0.081***&       0.017***&      -0.057***&       0.027***&       0.001   &      -0.018   &       0.595***&       0.394***&      -0.026   \\
                    &     (0.013)   &     (0.006)   &     (0.017)   &     (0.006)   &     (0.002)   &     (0.013)   &     (0.028)   &     (0.020)   &     (0.021)   \\
\hline
N                   &        6051   &        6051   &        6051   &        6051   &        6051   &        6051   &        6051   &        6051   &        6051   \\
Contaminant         &    Baseline   &     Endline   &      Change   &    Baseline   &     Endline   &      Change   &    Baseline   &     Endline   &      Change   \\
Time                &     As > 10   &     As > 10   &     As > 10   &     As > 50   &     As > 50   &     As > 50   &       Fecal   &       Fecal   &       Fecal   \\
\hline\hline
\end{tabular}
}
